20972226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1613}}^1$

素因数の和:1826

約数の個数: 32

約数和(自身を含む): 46018368

約数和(自身を除く): 25046142

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 197, 394, 591, 1182, 1613, 2167, 3226, 4334, 4839, 6501, 9678, 13002, 17743, 35486, 53229, 106458, 317761, 635522, 953283, 1906566, 3495371, 6990742, 10486113, 20972226]

約数ペア:

[(1, 20972226), (2, 10486113), (3, 6990742), (6, 3495371), (11, 1906566), (22, 953283), (33, 635522), (66, 317761), (197, 106458), (394, 53229), (591, 35486), (1182, 17743), (1613, 13002), (2167, 9678), (3226, 6501), (4334, 4839)]